JEE Questions for Chemistry Aldehydes Ketones And Carboxylic Acids Quiz 2 - MCQExams.com

Amides are formed by the reaction of acid chloride with
  • NH2NH2
  • NH3
  • NH2OH
  • C6H5NHNH2
Rate of reaction,
Chemistry-Aldehydes Ketones and Carboxylic Acids-334.png
  • Cl
  • NH2
  • OC2H5
  • OCOCH3
Which one of the following can produce hydrogen when treated with metallic sodium?
  • (CH3)2 NH
  • CH3 NH2
  • C6H5NH2
  • CH3CONH2
The silver salt of a fatty acid on refluxing with an alkyl halide gives an
  • acid
  • ester
  • ether
  • amine
Urea is preferred to ammonium sulphate as a nitrogenous fertiliser because
  • it is more soluble in water
  • it is cheaper than ammonium sulphate
  • it is quite stable
  • it does not cause acidity in the soil
Which is the most reactive of the following?
  • Ethyl acetate
  • Acetic anhydride
  • Acetamide
  • Acetyl chloride
A carboxylic acid is converted into its anhydride using
  • thionyl chloride
  • sulphur chloride
  • sulphuric acid
  • phosphorus pentoxide
Acetamide is
  • highly acidic
  • highly basic
  • neutral
  • amphoteric
The correct increasing order of the acid strength of benzoic acid (I), 4-nitrobenzoic acid (II), 3, 4-dinitrobenzoic acid (III) and 4methoxybenzoic acid (IV) is
  • I < II < III < IV
  • II < I < IV < III
  • IV < I < II < III
  • IV < II < I < III
  • I < IV < II < III
Which of the following acids dissociates to the greatest extent in aqueous solution?
  • Trichloroacetic acid
  • Acetic acid
  • Chloroacetic acid
  • Dichloroacetic acid
Which acid is present in vinegar?
  • Formic acid
  • Acetic acid
  • Butyric acid
  • Tartaric acid
Which one of the following acid does not have a carboxylic group ?
  • Methanoic acid
  • Ethanoic acid
  • Propanoic acid
  • Picric acid

Chemistry-Aldehydes Ketones and Carboxylic Acids-335.png
  • Ethyl acetate
  • Acetic acid
  • Propanoic acid
  • Methyl acetate
The compound that does not liberate CO2 on treatment with aqueous sodium bicarbonate solution is
  • benzoic acid
  • benzenesulphonic acid
  • salicylic acid
  • carbolic acid (Phenol)
Vinegar is dilute aqueous solution of
  • ethanoic acid
  • benzoic acid
  • citric acid
  • oxalic acid
Which of the following reagent is used to distinguish between methanoic acid and ethanoic acid
  • Tollen's reagent
  • FeCl3 solution
  • NaOH solution
  • Na2CO3 solution
Which of the following acid reduces Tollen' reagent?
  • Formic acid
  • Acetic acid
  • Lactic acid
  • Oxalic acid
The strongest acid amongst the following compounds is
  • CH3COOH
  • HCOOH
  • CH3CH2CH(Cl)CO2H
  • ClCH2CH2CH2COOH
Which reaction is suitable for the preparation of α-chloroacetic acid?
  • Hell-Volhard-Zelinsky reaction
  • Nef reaction
  • Stephen's reaction
  • Perkin condensation

Chemistry-Aldehydes Ketones and Carboxylic Acids-339.png
  • glycollic acid
  • α-hydroxy propionic acid
  • succinic acid
  • malonic acid
Oxidation of which compound is not possible?
  • CH3 — COOH
  • CH3 — CO— CH3
  • CH3 —CHO
  • CH3—CH2—OH
The gas evolved on heating alkali formate with sodalime is
  • CO
  • CO2
  • hydrogen
  • water vapour

Chemistry-Aldehydes Ketones and Carboxylic Acids-340.png
  • Lossen reaction
  • Schmidt reaction
  • Curtius reaction
  • Ullmann reaction
Which of the following acids has the smallest dissociation constant ?
  • CH3CHFCOOH
  • FCH2 CH2 COOH
  • BrCH2 CH2 COOH
  • CH3 CHBrCOOH
2, 4-dichlorophenoxy acetic acid is used as
  • fungicide
  • insecticide
  • herbicide
  • moth repellant
Lemon gives sour taste because of
  • citric acid
  • tartaric acid
  • oxalic acid
  • acetic acid
Reaction of acid with alcohols is also known as
  • esterification
  • saponification
  • alkalisation
  • None of the above
Acetic acid reacts with PCl5 to form
  • CH2ClCOOH
  • CHCl2COOH
  • CH3COCl
  • CH3COOCl
The acid which contains the aldehyde group is
  • acetic acid
  • formic acid
  • benzoic acid
  • propionic acid
The reagent which does not give acid chloride on treating with a carboxylic acid is
  • PCl5
  • Cl2
  • SOCl2
  • PCl3
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